What Materials Do You Need to Build a Porch Swing Frame?

To build a porch swing support frame, you need eight pieces of cedar measuring 1.5 inches by 3.5 inches by 87 inches. These are for the four face legs and stiffeners. Two pieces of spruce, 1.5 inches by 7 inches by 15 inches, form the top braces.

Two cedar pieces 1.5 inches by 3.5 inches by 72 inches form the bases; two cedar bottom braces are 1.5 inches by 5.5 inches by 47 inches. There are eight cedar side braces: two 1.5 inches by 3.5 inches by 18 7/8 inches, two 1.5 inches by 3.5 inches by 22.75 inches, two 1.5 inches by 3.5 by 26 5/8 inches, and two 0.5 inches by 3.5 inches by 30.5 inches. Two plated steel dock rings 2.5 inches in diameter, a mounting plate, eight galvanized 5/16-inch by 5-inch carriage bolts, nuts and washers complete the frame.

Front and back support beams are two cedar pieces 1.5 inches by 7 inches by 72 inches. Beam ends are two spruce pieces 1.5 inches by 7 inches by 11.5 inches. Four top caps are cedar; two are 1.5 inches by 7 inches by 18.5 inches, and two are 1.5 inches by 3.5 inches by 18.5 inches.